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chemical reactions

chemical reaction The process by which one or more sudstances change to produce one or more different substances.
precipitate a solid that is produced as a result of a chemical reaction in solution
chemical formula a combination of chemical symbols and numbers to represent a substance
chemical equation a repreresentation of a chemical reaction that uses symbols to show the relationshipn between the reactants and the products
reactant a substance or molecule that participates in a chemical reaction
product the substance that forms in a chemical reation
law of conservation of mass the law that states that energy can not be created or destroyed but can be change from one form to another
synthesis reaction a reaction in which two or more substances combine to form a new compund.
decomposition reaction acan not be createdor t reation in which a single compound breakes down to form two or more simpler substance
single-displacement reaction a reaction in which one element or radical takes the place of another element or eadical in a compound.
double-displacement reaction a reaction in which a gas a solid preecipitate or moleculas compound forms from the exchange of ions between two compounds
exothermic reaction a to the chemiacal reaction in which heat is released the surroundings
endothermic reaction a chemical reaction that requires heat
law of conservation of energy the states law that energy can not be created or destroyed but can be changed from one form to another
activation energy the minimum amount of energy required to start a chemical reaction
Created by: XjeromeX